/******************************************************************************
 * Copyright (C) 671643387@qq.com
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 *****************************************************************************/

#ifndef NODECPP_FOUNDATION_BYTECONVERTER_H_
#define NODECPP_FOUNDATION_BYTECONVERTER_H_

#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif

#include <cstddef>
#include <algorithm>
#include <cstdint>
#include <NodeCpp/Platform.h>

namespace NodeCpp {
namespace ByteConverter {

    template<std::size_t T>
    inline void Convert(char* val)
    {
        std::swap(*val, *(val + T - 1));
		Convert < T - 2 >(val + 1);
    }

	template<> inline void Convert<0>(char*) {}
	template<> inline void Convert<1>(char*) {}

    template<typename T>
    inline void Apply(T* val)
    {
		Convert<sizeof(T)>((char*)(val));
    }


#if defined(ENDIAN_BIG)
	template<typename T> inline void EndianConvert(T& val) { Apply<T>(&val); }
	template<typename T> inline void EndianConvertReverse(T&) { }
#else
	template<typename T> inline void EndianConvert(T&) { }
	template<typename T> inline void EndianConvertReverse(T& val) { Apply<T>(&val); }
#endif

	template<typename T> void EndianConvert(T*);
	template<typename T> void EndianConvertReverse(T*);
	inline void EndianConvert(std::uint8_t&) { }
	inline void EndianConvert(std::int8_t&)  { }
	inline void EndianConvertReverse(std::uint8_t&) { }
	inline void EndianConvertReverse(std::int8_t&) { }
}}

#endif // NODECPP_FOUNDATION_BYTECONVERTER_H_
